Medically reviewed by Alex Yampolsky, PharmD Benadryl (diphenhydramine) is a first-generation antihistamine. It helps treat ...

While both hydroxyzine and Benadryl are commonly used for seasonal allergies and allergic reactions, only hydroxyzine is approved to treat anxiety. Since they both cause drowsiness, be cautious ...

Uses of Benadryl for dogs Benadryl ... Insider's takeaway Benadryl can be a helpful remedy if your dog has anxiety, allergies, motion sickness and other conditions. You can get Benadryl over ...